Home / 51,473.24-71,034.28-28,811.67

Finding the Fourth Proportional to 51,473.24, 71,034.28 and 28,811.67

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Solution

The fourth proportional to 51,473.24, 71,034.28 and 28,811.67 is: 39,760.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,473.24 : 71,034.28 = 28,811.67 : x
  2. Step 2: Convert to fraction form
    51,473.24/71,034.28 = 28,811.67/x
  3. Step 3: Cross multiply
    51,473.24x = 71,034.28 × 28,811.67
  4. Step 4: Simplify right side
    51,473.24x = 2,046,616,162.02
  5. Step 5: Solve for x
    x = 2,046,616,162.02/51,473.24
  6. Step 6: Final answer
    x = 39,760.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.